Borrowing demarcation line and demarcation line spreading are common phenomena in processes of workpiece quenching in liquid.

交界线借用和交界线扩展是工件在液态介质中淬火冷却时经常发生的事情。

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Lockhart hit the phones and began spreading the line that Dole had finally found something to run against: his own record.

CNN: It's All In The Timing

Sentinel node biopsy works on the principle that a few of the underarm nodes are first in line to host the spreading cancer cells.

BBC: 'One stop shop' for cancer

The visitors were soon on the back foot from an attacking Dragons line-out, the home side driving forward before spreading the ball quickly and accurately across the three-quarter line for Brew to speed in at the corner.

BBC: Dragons 30-14 Leinster